overall, 42% of those polled, almost half, were not aware that obama care is actually on the books. >>> finally, i'm going to be talking later about last night's great south carolina congressional debate between mark sanford and elizabeth colbert-busch. a little preview right now. apparently sanford had unfinished business after debating, if you will, this cardboard cutout of nancy pelosi, house minority leader, on a street corner last week. >> nancy pelosi is running hundreds of thousands of dollars in ads. this is an important point. with all due respect to nancy pelosi, whose name i will raise again, these increasing taxes that pelosi and friends oftentimes are trying to level on them, nancy pelosi's pac, whose voice will be carried? will it be nancy pelosi's voice? >> is nancy pelosi running in south carolina? sanford mentioned pelosi over a half dozen times in that debate. we showed you most of it. we'll get back to that later. >>> up next, the gun vote backlash. senators who voted against background checks are paying for it in the polling out there. that's ahead. you're watching